TO_REMOVE_3%_PRIMARY_SLUDGE_WHICH_OF_THE_FOLLOWING_SIZE_OF_MESH_OF_A_CYCLONE_GRITTER_IS_USED??$

TO_REMOVE_3%_PRIMARY_SLUDGE_WHICH_OF_THE_FOLLOWING_SIZE_OF_MESH_OF_A_C

1.	TO_REMOVE_3%_PRIMARY_SLUDGE_WHICH_OF_THE_FOLLOWING_SIZE_OF_MESH_OF_A_CYCLONE_GRITTER_IS_USED??$
A.	100
B.	150
C.	65
D.	28-35
Answer» D. 28-35